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Deffense [45]
3 years ago
12

Two of the nitrogen bases are single ring structures known as

Biology
1 answer:
Blizzard [7]3 years ago
4 0
Single ring structures known as pyrimidines
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Question 24(Multiple Choice Worth 2 points)
Mnenie [13.5K]
N = Atomic Number
A = Atomic Mass

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Neutrons = M-N (25-12)
<span> 25-12 = 13 Neutrons </span>
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